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<h1><a name="SECTION0021000000000000000000"></a>
<a name="mmedia"></a>
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19. Multimedia Services
</h1>

<p>
The modules described in this chapter implement various algorithms or
interfaces that are mainly useful for multimedia applications.  They
are available at the discretion of the installation.  Here's an overview:

<p>
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      <td><b><tt class='module'><a href='module-audioop.html'>audioop</a></tt></b></td>
      <td>&nbsp;</td>
      <td class='synopsis'>Manipulate raw audio data.</td></tr>
  <tr><td><b><tt class='module'><a href='module-imageop.html'>imageop</a></tt></b></td>
      <td>&nbsp;</td>
      <td class='synopsis'>Manipulate raw image data.</td></tr>
  <tr class='oddrow'>
      <td><b><tt class='module'><a href='module-aifc.html'>aifc</a></tt></b></td>
      <td>&nbsp;</td>
      <td class='synopsis'>Read and write audio files in AIFF or AIFC format.</td></tr>
  <tr><td><b><tt class='module'><a href='module-sunau.html'>sunau</a></tt></b></td>
      <td>&nbsp;</td>
      <td class='synopsis'>Provide an interface to the Sun AU sound format.</td></tr>
  <tr class='oddrow'>
      <td><b><tt class='module'><a href='module-wave.html'>wave</a></tt></b></td>
      <td>&nbsp;</td>
      <td class='synopsis'>Provide an interface to the WAV sound format.</td></tr>
  <tr><td><b><tt class='module'><a href='module-chunk.html'>chunk</a></tt></b></td>
      <td>&nbsp;</td>
      <td class='synopsis'>Module to read IFF chunks.</td></tr>
  <tr class='oddrow'>
      <td><b><tt class='module'><a href='module-colorsys.html'>colorsys</a></tt></b></td>
      <td>&nbsp;</td>
      <td class='synopsis'>Conversion functions between RGB and other color systems.</td></tr>
  <tr><td><b><tt class='module'><a href='module-rgbimg.html'>rgbimg</a></tt></b></td>
      <td>&nbsp;</td>
      <td class='synopsis'>Read and write image files in ``SGI RGB'' format (the module
                is <em>not</em> SGI specific though!).</td></tr>
  <tr class='oddrow'>
      <td><b><tt class='module'><a href='module-imghdr.html'>imghdr</a></tt></b></td>
      <td>&nbsp;</td>
      <td class='synopsis'>Determine the type of image contained in a file or
                byte stream.</td></tr>
  <tr><td><b><tt class='module'><a href='module-sndhdr.html'>sndhdr</a></tt></b></td>
      <td>&nbsp;</td>
      <td class='synopsis'>Determine type of a sound file.</td></tr>
  <tr class='oddrow'>
      <td><b><tt class='module'><a href='module-ossaudiodev.html'>ossaudiodev</a></tt></b></td>
      <td>&nbsp;</td>
      <td class='synopsis'>Access to OSS-compatible audio devices.</td></tr>
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<span class="release-info">Release 2.5.1, documentation updated on 18th April, 2007.</span>
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